131088381

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{523}}^1$

素因数の和:665

約数の個数: 32

約数和(自身を含む): 188136960

約数和(自身を除く): 57048579

約数列:

[1, 3, 29, 43, 67, 87, 129, 201, 523, 1247, 1569, 1943, 2881, 3741, 5829, 8643, 15167, 22489, 35041, 45501, 67467, 83549, 105123, 250647, 652181, 1016189, 1506763, 1956543, 3048567, 4520289, 43696127, 131088381]

約数ペア:

[(1, 131088381), (3, 43696127), (29, 4520289), (43, 3048567), (67, 1956543), (87, 1506763), (129, 1016189), (201, 652181), (523, 250647), (1247, 105123), (1569, 83549), (1943, 67467), (2881, 45501), (3741, 35041), (5829, 22489), (8643, 15167)]